Simplify/Condense 2 log base 3 of x-2 log base 3 of 9

$2 \log_{3} (x) - 2 \log_{3} (9)$

Simplify $2 \log_{3} (x)$ by moving $2$ inside the logarithm.

$\log_{3} (x^{2}) - 2 \log_{3} (9)$

Logarithm base $3$ of $9$ is $2$ .

$\log_{3} (x^{2}) - 2 \cdot 2$

Multiply $- 2$ by $2$ .

$\log_{3} (x^{2}) - 4$